Note
This view is introduced since OceanBase Database V1.4.
Purpose
This view displays the statistics on the current tenant in the current OBServer node.
Note:
*STATISTIC#: specifies the statistic number, which may vary in different OBServer node versions. *STAT_ID: specifies the statistic ID, which remains consistent across OBServer node versions.
Note
To use this view, you must enable monitoring by setting the enable_perf_event parameter to True.
Columns
| Column | Type | Nullable? | Description |
|---|---|---|---|
| CON_ID | bigint(20) | NO | Tenant ID |
| SVR_IP | varchar(46) | NO | IP address of the server where the information is located |
| SVR_PORT | bigint(20) | NO | Port number of the server where the information is located |
| STATISTIC# | bigint(20) | NO | Index of the statistics event |
| NAME | varchar(64) | NO | Name of the statistics event |
| CLASS | bigint(20) | NO | Type of the statistics event |
| VALUE | bigint(20) | NO | Result value of the statistics event |
| VALUE_TYPE | varchar(16) | NO | Statistics value type. Valid values: |
| STAT_ID | bigint(20) | NO | ID of the statistics event |
Sample query
View the statistics events of the current tenant on the current node, and display the first 10 records.
obclient [oceanbase]> SELECT * FROM oceanbase.V$SYSSTAT LIMIT 10;
The query result is as follows:
+--------+----------------+----------+------------+-----------------------+-------+------------+------------+---------+
| CON_ID | SVR_IP | SVR_PORT | STATISTIC# | NAME | CLASS | VALUE | VALUE_TYPE | STAT_ID |
+--------+----------------+----------+------------+-----------------------+-------+------------+------------+---------+
| 1002 | 11.xxx.xxx.xxx | 28825 | 0 | rpc packet in | 1 | 11466228 | ADD_VALUE | 10000 |
| 1002 | 11.xxx.xxx.xxx | 28825 | 1 | rpc packet in bytes | 1 | 4307176881 | ADD_VALUE | 10001 |
| 1002 | 11.xxx.xxx.xxx | 28825 | 2 | rpc packet out | 1 | 22931199 | ADD_VALUE | 10002 |
| 1002 | 11.xxx.xxx.xxx | 28825 | 3 | rpc packet out bytes | 1 | 6647402391 | ADD_VALUE | 10003 |
| 1002 | 11.xxx.xxx.xxx | 28825 | 4 | rpc deliver fail | 1 | 0 | ADD_VALUE | 10004 |
| 1002 | 11.xxx.xxx.xxx | 28825 | 5 | rpc net delay | 1 | 777626920 | ADD_VALUE | 10005 |
| 1002 | 11.xxx.xxx.xxx | 28825 | 6 | rpc net frame delay | 1 | 2112541 | ADD_VALUE | 10006 |
| 1002 | 11.xxx.xxx.xxx | 28825 | 7 | mysql packet in | 1 | 329 | ADD_VALUE | 10007 |
| 1002 | 11.xxx.xxx.xxx | 28825 | 8 | mysql packet in bytes | 1 | 18639 | ADD_VALUE | 10008 |
| 1002 | 11.xxx.xxx.xxx | 28825 | 9 | mysql packet out | 1 | 6597 | ADD_VALUE | 10009 |
+--------+----------------+----------+------------+-----------------------+-------+------------+------------+---------+
10 rows in set
References
View statistics events at the session level:
View the definitions of all statistics events of a tenant: V$STATNAME
For more information about statistics events, see Common statistics events.